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  <nameOfIssuer>Enterprise Products Partners, </nameOfIssuer>
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  <nameOfIssuer>Plains All American Pipeline, </nameOfIssuer>
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  <nameOfIssuer>Western Midstream Partners</nameOfIssuer>
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  <nameOfIssuer>Westlake Chemical Partners LP</nameOfIssuer>
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  <nameOfIssuer>3M Company</nameOfIssuer>
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  <nameOfIssuer>Abbvie, Inc.</nameOfIssuer>
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  <nameOfIssuer>Alphabet, Inc. Class A</nameOfIssuer>
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  <nameOfIssuer>Altria Group</nameOfIssuer>
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  <nameOfIssuer>American Tower Corporation (RE</nameOfIssuer>
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  <nameOfIssuer>Amgen, Inc.</nameOfIssuer>
  <titleOfClass>COM</titleOfClass>
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  <nameOfIssuer>Analog Devices, Inc.</nameOfIssuer>
  <titleOfClass>COM</titleOfClass>
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  <nameOfIssuer>Antero Midstream Corp</nameOfIssuer>
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  <nameOfIssuer>BJ&apos;s Wholesale Club</nameOfIssuer>
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  <nameOfIssuer>Chart Industries Inc.</nameOfIssuer>
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  <nameOfIssuer>Ford Motor Co.</nameOfIssuer>
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